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emm...still cannot...

but it still the same..the result still no print out in the sales.txt
12222

emm...sorry...I don't really get it...:confused:

emm...actually I wanted to print it out in sales.txt...

fprintf(fptr, "|.2lf", NN.sales[col]);
that one got problem?

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#define N 2
#define Q 4

typedef struct{
char ID[10], s_name[50], gender, IC[11], date[20];
double...

Thanks..

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#define S 2

#define SS 4